AI-generated image description: Line chart showing national tracking polls by release date from Sept 7-20, comparing Obama vs Romney margins across Gallup, Rasmussen, RAND, Ipsos, and Average.
Originally embedded in "Sept. 20: Obama’s Convention Bounce May Not Be Receding", an article by Nate Silver: http://fivethirtyeight.com/features/sept-20-obamas-convention-bounce-may-not-be-receding/
Original source URL: https://fivethirtyeight.com/wp-content/uploads/2012/09/2polling920-popup11.jpg
AI disclosure: Image descriptions and visible-text extraction were generated using Sonnet 4.6 by Anthropic.